ladybird/Userland/Libraries/LibWeb/HTML/StructuredSerialize.h

/*
 * Copyright (c) 2022, Daniel Ehrenberg <dan@littledan.dev>
 * Copyright (c) 2022, Andrew Kaster <akaster@serenityos.org>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <AK/Result.h>
#include <AK/Types.h>
#include <AK/Vector.h>
#include <LibJS/Forward.h>
#include <LibWeb/WebIDL/ExceptionOr.h>

// Structured serialize is an entirely different format from IPC because:
// - It contains representation of type information
// - It may contain circularities
// - It is restricted to JS values

namespace Web::HTML {

using SerializationRecord = Vector<u32>;
struct SerializationRange {
    u64 start = 0;
    u64 end = 0;
};
using SerializationMemory = HashMap<JS::Handle<JS::Value>, SerializationRange>;

WebIDL::ExceptionOr<SerializationRecord> structured_serialize(JS::VM& vm, JS::Value);
WebIDL::ExceptionOr<SerializationRecord> structured_serialize_for_storage(JS::VM& vm, JS::Value);
WebIDL::ExceptionOr<SerializationRecord> structured_serialize_internal(JS::VM& vm, JS::Value, bool for_storage, SerializationMemory&);

WebIDL::ExceptionOr<JS::Value> structured_deserialize(JS::VM& vm, SerializationRecord const& serialized, JS::Realm& target_realm, Optional<SerializationMemory>);

// TODO: structured_[de]serialize_with_transfer

}